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JVC KD-S587 Service Manual
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JVC KD-S587 Service Manual

JVC KD-S587 Service Manual

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SERVICE MANUAL
Contents
CD RECEIVER
KD-S587
DIRECT TRACK ACCESS
LOUD
SEL
1-2
1-3
1-4
1-11
COPYRIGHT
2002 VICTOR COMPANY OF JAPAN, LTD.
7
UR --------------------------- Brazil
KD-S587
Area Suffix
1-12
1-14
1-14
1-15~28
No.49741
Apr. 2002

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Summary of Contents for JVC KD-S587

  • Page 1: Table Of Contents

    KD-S587 SERVICE MANUAL CD RECEIVER KD-S587 DIRECT TRACK ACCESS LOUD Area Suffix UR --------------------------- Brazil Contents Safety precaution Flow of functional Preventing static electricity operation unit TOC read 1-12 Disassembly method Maintenance of laser pickup 1-14 Adjustment method 1-11 Replacement of laser pickup...

  • Page 2: Safety Precaution

    KD-S587 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an...

  • Page 3: Preventing Static Electricity

    KD-S587 Preventing static electricity 1.Grounding to prevent damage by static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs.

  • Page 4: Disassembly Method

    KD-S587 Disassembly method <Main body> Removing the front panel assembly (See Fig.1) Press the eject button in the lower right part of the front panel. Remove the front panel assembly from the body. Front panel assembly Eject button Fig.1 Tab a Removing the front chassis assembly (See Fig.2 and 3)
  • Page 5 KD-S587 Removing the heat sink (See Fig.4) Remove the three screws A on the left side of the body. Heat sink Fig.4 Joints b Removing the bottom cover (See Fig.5 and 6) Bottom cover Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly and the heat sink.
  • Page 6 KD-S587 Removing the main board (See Fig.7 and 8) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink and the bottom cover. Remove the screw B, the four screws C and the...
  • Page 7 KD-S587 Removing the control switch board (See Fig.10 to 12) Prior to performing the following procedure, remove the front panel assembly. Remove the four screws G attaching the rear cover on the back of the front panel assembly. Unjoint the nine joints c with the front panel and the Rear cover rear cover.
  • Page 8 KD-S587 Damper bracket Removing the CD mechanism control CD mechanism ass’y board(See Fig.1 and 2) Unsolder the part f and g on the CD mechanism control board. Remove the stator fixing the CD mechanism control board and the damper bracket (To remove the stator smoothly, pick up the center part).
  • Page 9 KD-S587 Removing the loading motor Loading motor (See Fig.3 to 5) Prior to performing the following procedure, remove the CD mechanism control board. Belt Remove the two springs k attaching the CD mechanism ass’y and the front bracket. Fig.5 Remove the two screws G and the front bracket while pulling the flame outward.
  • Page 10 KD-S587 Removing the feed motor ass’y Part n FD screw (See Fig.10) Feed motor ass’y Prior to performing the following procedure, remove the CD mechanism control board, the front bracket Part O (loading motor) and the CD mechanism ass’y. Remove the two screws K and the feed motor ass’y.

  • Page 11: Adjustment Method

    6. Digital tester FM 87.5MHz ~ 108.0MHz 7. Tracking offset meter AM 531kHz ~ 1620 kHz 8. Test Disc JVC :CTS-1000 9. Extension cable for check EXTGS004-26P 1 Dummy load Exclusive dummy load should be used for AM,and FM. For FM dummy load,there is a loss of 6dB between SSG output and antenna input.The loss of 6dB need not be considered...

  • Page 12: Flow Of Functional Operation Unit Toc Read

    KD-S587 Flow of functional operation until TOC read Power ON • When the laser diode correctly Set Function to CD • When the pickup correctly moves emits to the inner area of the disc Microprocessor Microprocessor Disc inserted commands commands TC9462 "53"...
  • Page 13 KD-S587 Feed Section Check CD 9V Is the voltage output at Is the wiring for IC521 Is 5V present at IC581 and 5V. IC521 pin "53" 5V or 0V? (90) ~ (100) correct? pin "11"? Check the vicinity of IC521.

  • Page 14: Maintenance Of Laser Pickup

    KD-S587 Maintenance of laser pickup (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens with a alcohol soaked cotton swab. (2) Life of the laser diode When the life of the laser diode has expired, the following symptoms will appear.

  • Page 15: Description Of Major Ics

    KD-S587 Description of major ICs LC75823W (IC601) : LCD driver 1. Pin Layout & Symbol 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 2.
  • Page 16 KD-S587 AN8806SB-W (IC501) : RF & Servo amp. 1.Pin layout PDAC PDBD LDON PDER PDFR TBAL RF OUT FBAL RF IN C.AGC EF OUT C.ENV TE OUT C.EA CROSS CS BDO TE BPF VDET CS BRT LD OFF OFTR VREF /NRFDET 2.Block diagram...
  • Page 17 KD-S587 3. Pin function Pin No. Symbol Description APC amp input terminal APC amp output terminal LD ON APC ON/OFF control terminal Connect to ground Power supply Inverse input pin for RF amp RFamp output RF OUT RF input RF IN Connecting pin of AGC loop filter C.AGC...
  • Page 18 KD-S587 LA4743K (IC321) : Power amp 1.Block diagram 2200 F 0.022 F Vcc 1/2 Vcc 3/4 IN 1 OUT 1+ 0.22 F OUT 1- PWR GND1 Protective circuit OUT 2+ IN 2 OUT 2- 0.22 F PWR GND2 ST BY...
  • Page 19 KD-S587 2.Pin layout 3.Pin function Pin No. Symbol Function Header of IC Power GND RFO- Outpur(-) for front Rch STBY Stand by input Output (+) for front Rch RFO+ VCC1/2 Power input Output (-) for rear Rch RRO- Power GND...
  • Page 20 KD-S587 LA6567H-X (IC541) : CD driver 1.Pin layout & Blockdiagram CH 3,4,5 Thermal shutdown VCC2 Power supply V05- V05+ S-GND V04+ VCONT V04- VIN4 V03+ VIN4G Signal system power supply V03- VCC-S V02+ VREF-IN 5VREG(PNPTr The outside putting) V02- REG-OUT...
  • Page 21 KD-S587 2. Pin function Pin no. Symbol Function VCC2 CH3,4,5 Power supply( It is short with VCC1,VCC-S) V05- Loading output(-) V05+ Loading terminal (+) V04+ CH4 Output terminal(+) V04- CH4 Output terminal(-) V03+ CH3 Output terminal(+) V03- CH3 Output terminal(-)
  • Page 22 KD-S587 LC72366-9A73 (IC801) : System CPU 1. Pin layout 2. Pin function Pin No. Symbol Function Crystal oscillator input port Connect to ground TEST2 J-BUS SI No use J-BUS SO No use No use J-BUS SCK No use J-BUS I/O...
  • Page 23 KD-S587 Pin No. Port Name Function CD 8V supply on CD ON 5V power contorl RELAY Sub-code/block/clock signal output BLKCK No use BEEP CD mechanism detect switch CD mechanism detect switch CD mechanism detect switch CD pickup rest position REST...
  • Page 24 KD-S587 MN6627482WA (IC561) : Digital servo & Digital signal processer D/A converter 1. Pin layout 20 ~ 41 ~ 2.Block diagram AVSS1 LRCKIN(MSEL) 8TIMES AVDD1 BCLK(SSEL) DIGITAL OVER SAMPUNC OUTR SRDATAIN DEEMPHSIS 1BIT DIGITAL FILTER (PSEL) LOGIC IOSEL CLVS BLKCK...
  • Page 25 KD-S587 3. Pin function Symbol I/O Function Symbol I/O Function Tracking error shunt signal output (H:shunt) BCLK Not used Not used LRCK PLAY Not used SRDATA WVEL Not used Not used DVDD1 Power supply (Digital) RF signal input DVSS1 Connected to GND...
  • Page 26 KD-S587 HA13164A(IC901):Regulator 1.Terminal layout 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.Block diagram 100u 0.1u BATT.DET OUT ANT OUT Surge Protector 0.1u EXT OUT COMPOUT BIAS 0.1u VDD OUT ANT CTRL 0.1u...
  • Page 27 KD-S587 TEA6320T-X (IC301) : E.volume 1.Pin layout 2.Block diagram VOLUME 2 MUTE 0 to 55 dB FUNCTION BALANCE OUTRR OUTLR ZERO CROSS FENDER REAR POWER DETECTOR OUTRF OUTLF SUPPLY VOLUME 1 BASS TREBLE +20 to -31 dB VOLUME 2 LEFT...
  • Page 28 KD-S587 NJM4565M-WE (IC151) : Ope. amp A OUTPUT A INPUT B OUTPUT B INPUT A INPUT B INPUT RPM6938-SV4 (IC602) : Remote sensor 1.Block diagram Comp Rout Detector conversion trimming circuit magnetic shield 1-28...
  • Page 29 KD-S587 < M E M O > 1-29...
  • Page 30 KD-S587 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan 200204 (No.49741)